JT. Steel Standard 404 - 525 Gearbox output pinionRef : JTC00577A / 1126479001

JT Sprockets Steel Anti-noise Sprocket 404 - 525 (Manufacturer Part No: JTF404.17RB)

Replace or adapt the gearing of your transmission with this JT Sprockets sprocket, designed for a 525 pitch chain. Made for demanding riders, it combines high-strength steel and careful CNC machining for a uniform finish and mechanical durability suitable for road/roadster use.

• Material: SMC420 steel — robustness and wear resistance
• Number of teeth: 17 (sprocket)
• Type / Reference: 404, 525 chain pitch
• Finish: black — sleek and durable look
• Anti-noise design: optimized profile and machining to limit chain resonance
• CNC machining for precise tolerances and reliable installation

Ideal for standard replacement or to modify the gearing and adapt the engine response to your riding style. Compatible with a large majority of roadsters — be sure to check the exact match with your model and year before ordering.

Examples of compatible motorcycles: BMW S 1000 XR (2025), BMW S 1000 R (2025), BMW M 1000 XR (2025). Installation and adjustment recommended by a professional if necessary.